James Malcolm Pigney

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Berkshire, EN

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Patents Grantslast 30 patents

Information Patent Grant
Manually operated control valve and testing apparatus incorporating...
- Patent number 4,050,298
- Issue date Sep 27, 1977
- Hope Technical Developments Limited
- Frederick John Charles Hope
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for inhibiting vehicle wheel locking
- Patent number 3,938,849
- Issue date Feb 17, 1976
- Frederick John Charles Hope
- B60 - VEHICLES IN GENERAL